Age of the Girvan-Ballantrae Serpentine.

MLA

Anderson, J. G. C. “Age of the Girvan-Ballantrae Serpentine.” Geological Magazine, vol. 73, no. 12, Dec. 1936, pp. 535–45. EBSCOhost, https://doi.org/10.1017/S0016756800098514.

APA

Anderson, J. G. C. (1936). Age of the Girvan-Ballantrae Serpentine. Geological Magazine, 73(12), 535–545. https://doi.org/10.1017/S0016756800098514

Chicago

Anderson, J. G. C. 1936. “Age of the Girvan-Ballantrae Serpentine.” Geological Magazine 73 (12): 535–45. doi:10.1017/S0016756800098514.